Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Wilhelmus Franciscus Johannes Verhaegh | Koniniklijke Philips N.V. | 3 |
| 2 | Rudolf Emanuel Johannes van Riel | Unknown | 1 |
| 2 | Wouter Godefridus Antonius Vermeulen | Stahl International B.V. | 1 |
| 2 | Robert Vogels | — | 1 |